201554188

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1381}}^1$

素因数の和:1534

約数の個数: 48

約数和(自身を含む): 401200128

約数和(自身を除く): 199645940

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 107, 124, 214, 341, 428, 682, 1177, 1364, 1381, 2354, 2762, 3317, 4708, 5524, 6634, 13268, 15191, 30382, 36487, 42811, 60764, 72974, 85622, 145948, 147767, 171244, 295534, 470921, 591068, 941842, 1625437, 1883684, 3250874, 4580777, 6501748, 9161554, 18323108, 50388547, 100777094, 201554188]

約数ペア:

[(1, 201554188), (2, 100777094), (4, 50388547), (11, 18323108), (22, 9161554), (31, 6501748), (44, 4580777), (62, 3250874), (107, 1883684), (124, 1625437), (214, 941842), (341, 591068), (428, 470921), (682, 295534), (1177, 171244), (1364, 147767), (1381, 145948), (2354, 85622), (2762, 72974), (3317, 60764), (4708, 42811), (5524, 36487), (6634, 30382), (13268, 15191)]